*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

        :root {
            --ink:        #0a0d10;
            --panel:      #12161b;
            --panel-2:    #171c22;
            --line:       rgba(224,232,236,.09);
            --line-strong:rgba(224,232,236,.18);
            --signal:     #35d07f;
            --signal-dim: rgba(53,208,127,.14);
            --purple:     #4d39e9;
            --purple-dim: rgba(77,57,233,.15);
            --paper:      #edf1f2;
            --dim:        #93a0aa;
            --prose:      #c3ccd1;
            --radius:     12px;
            --display:    'Archivo', sans-serif;
            --body-font:  'Work Sans', sans-serif;
            --mono:       'Martian Mono', ui-monospace, SFMono-Regular, monospace;
            /* Scala tipografica esplicita (5 livelli) — vedi reference/typeset.md */
            --text-xs:    0.75rem;   /* 12px — micro-etichette, disclaimer */
            --text-sm:    0.875rem;  /* 14px — nav/footer, metadati, timestamp, tag */
            --text-base:  1rem;      /* 16px — tutto il testo discorsivo, minimo */
            --text-md:    1.125rem;  /* 18px — titoli di card/componente */
            --text-lg:    1.25rem;   /* 20px — lead paragraph, sottotitoli */
            --transition: .2s ease;
        }

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--body-font);
            font-size: var(--text-base);
            background: var(--ink);
            color: var(--paper);
            line-height: 1.65;
            overflow-x: hidden;
        }

        h1, h2, h3 { font-family: var(--display); }

        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--signal);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ── NAV ── */
        nav {
            position: fixed; top: 0; left: 0; right: 0; z-index: 100;
            display: flex; align-items: center; justify-content: space-between;
            padding: 0 5%;
            height: 68px;
            background: rgba(10,13,16,.86);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
        }
        .nav-logo {
            font-family: var(--display);
            font-size: 1.7rem; font-weight: 700;
            color: var(--paper); text-decoration: none;
            display: flex; align-items: center; gap: 10px;
        }
        .nav-links { display: flex; align-items: center; gap: 30px; }
        .nav-links a {
            color: var(--dim); text-decoration: none; font-size: var(--text-sm);
            font-weight: 500; transition: color var(--transition);
        }
        .nav-links a:hover { color: var(--paper); }
        .status-pill {
            display: inline-flex; align-items: center; gap: 8px;
            font-family: var(--mono); font-size: var(--text-xs); color: var(--dim);
            border: 1px solid var(--line-strong); border-radius: 999px;
            padding: 6px 12px;
        }
        .status-dot {
            width: 7px; height: 7px; border-radius: 50%;
            background: var(--signal); flex-shrink: 0;
            box-shadow: 0 0 0 3px var(--signal-dim);
            animation: pulse 2.4s ease-in-out infinite;
        }
        @media (max-width: 900px) { .status-pill { display: none; } }
        .lang-switch {
            font-family: var(--mono); font-size: var(--text-xs); color: var(--dim) !important;
            border: 1px solid var(--line-strong); border-radius: 999px;
            padding: 6px 12px; text-decoration: none !important;
            transition: color var(--transition), border-color var(--transition);
        }
        .lang-switch:hover { color: var(--paper) !important; border-color: var(--purple); }
        .nav-cta {
            background: var(--purple); color: #fff !important;
            padding: 9px 18px; border-radius: 8px;
            font-weight: 700 !important; font-size: var(--text-sm) !important;
            transition: transform var(--transition) !important;
        }
        .nav-cta:hover { transform: translateY(-1px); }

        /* ── HERO ── */
        .hero {
            min-height: 100vh;
            display: flex; align-items: center;
            padding: 120px 5% 80px;
            position: relative; overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute; inset: 0;
            background: radial-gradient(ellipse 60% 50% at 20% 20%, rgba(53,208,127,.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .hero-inner {
            display: flex;
            align-items: center;
            gap: 64px;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
            position: relative;
        }
        .hero-text { flex: 1 1 0; min-width: 0; }
        .hero-kicker {
            display: inline-flex; align-items: center; gap: 9px;
            font-family: var(--mono); font-size: var(--text-sm); letter-spacing: .04em;
            color: var(--signal); border: 1px solid rgba(53,208,127,.3);
            background: var(--signal-dim); border-radius: 999px;
            padding: 7px 14px; margin-bottom: 26px;
        }
        .hero-kicker .status-dot { box-shadow: 0 0 0 3px rgba(53,208,127,.2); }
        .hero h1 {
            font-size: clamp(2.3rem, 4.6vw, 3.7rem);
            font-weight: 700; line-height: 1.08;
            color: var(--paper);
            margin-bottom: 22px;
        }
        .hero p {
            font-size: var(--text-base);
            color: var(--prose);
            line-height: 1.6;
            margin-bottom: 38px;
            max-width: 480px;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
        .btn-primary {
            display: inline-flex; align-items: center; gap: 8px;
            background: var(--purple); color: #fff;
            padding: 14px 28px; border-radius: 10px;
            font-weight: 700; font-size: 1rem; text-decoration: none;
            transition: transform var(--transition);
        }
        .btn-primary:hover { transform: translateY(-2px); }
        .btn-ghost {
            display: inline-flex; align-items: center; gap: 8px;
            border: 1.5px solid var(--line-strong); color: var(--paper);
            padding: 14px 26px; border-radius: 10px;
            font-weight: 600; font-size: 1rem; text-decoration: none;
            transition: border-color var(--transition), transform var(--transition);
        }
        .btn-ghost:hover { border-color: var(--purple); transform: translateY(-2px); }

        /* ── HERO VISUAL: chat mockup ── */
        .hero-visual { flex: 0 0 480px; max-width: 480px; position: relative; }
        .chat-card {
            background: var(--panel);
            border: 1px solid var(--line-strong);
            border-radius: 20px; overflow: hidden;
            box-shadow: 0 32px 80px rgba(0,0,0,.5), 0 0 0 1px var(--purple-dim);
        }
        .chat-header {
            background: var(--panel-2);
            padding: 14px 20px;
            display: flex; align-items: center; gap: 12px;
            border-bottom: 1px solid var(--line);
        }
        .chat-avatar {
            width: 36px; height: 36px; border-radius: 50%;
            background: linear-gradient(135deg, var(--purple), #a78bfa);
            display: flex; align-items: center; justify-content: center;
            font-size: 1rem;
        }
        .chat-header-info .name { font-weight: 700; font-size: var(--text-sm); color: var(--paper); }
        .chat-header-info .status { font-size: var(--text-xs); color: var(--signal); display: flex; align-items: center; gap: 4px; }
        .chat-header-info .status::before { content: ''; width: 6px; height: 6px; background: var(--signal); border-radius: 50%; display: inline-block; }
        .chat-body { padding: 20px; display: flex; flex-direction: column; gap: 14px; min-height: 200px; }
        .bubble {
            max-width: 80%; padding: 11px 15px; border-radius: 14px;
            font-size: var(--text-sm); line-height: 1.5;
        }
        .bubble.bot {
            background: var(--panel-2);
            border: 1px solid var(--line);
            border-bottom-left-radius: 4px; align-self: flex-start;
            color: var(--paper);
        }
        .bubble.user {
            background: var(--purple);
            border-bottom-right-radius: 4px; align-self: flex-end;
            color: #fff;
        }
        .chat-input-row {
            border-top: 1px solid var(--line);
            padding: 14px 16px;
            display: flex; gap: 10px; align-items: center;
        }
        .chat-input-row input {
            flex: 1; background: var(--panel-2);
            border: 1px solid var(--line-strong); border-radius: 8px;
            padding: 9px 14px; color: var(--dim); font-size: var(--text-sm);
            outline: none; font-family: inherit;
        }
        .chat-input-row button {
            background: var(--purple); color: #fff;
            border: none; border-radius: 8px;
            padding: 9px 16px; font-size: var(--text-sm);
            font-weight: 600; cursor: pointer;
            font-family: inherit;
        }
        .cursor { display: inline-block; width: 2px; height: .9em; background: var(--purple); vertical-align: middle; margin-left: 2px; animation: blink 1s infinite; }
        @keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

        /* ── OPS PANEL (registro attività, spostato sotto le stats) ── */
        .ops-inner {
            display: flex; align-items: center; gap: 64px;
            max-width: 1100px; margin: 0 auto;
        }
        .ops-text { flex: 1 1 360px; min-width: 0; }
        .ops-text .section-title, .ops-text .section-sub { max-width: 100%; }
        .ops-visual { flex: 0 0 480px; max-width: 480px; }
        .ops-panel {
            background: var(--panel);
            border: 1px solid var(--line-strong);
            border-radius: 16px; overflow: hidden;
            box-shadow: 0 40px 80px rgba(0,0,0,.45);
        }
        .ops-head {
            display: flex; align-items: center; gap: 8px;
            padding: 15px 18px;
            font-family: var(--mono); font-size: var(--text-xs); color: var(--dim);
            border-bottom: 1px solid var(--line);
            background: var(--panel-2);
        }
        .ops-head strong { color: var(--paper); font-weight: 500; }
        .ops-feed {
            height: 320px; overflow: hidden; position: relative;
            -webkit-mask-image: linear-gradient(to bottom, transparent, black 8%, black 92%, transparent);
            mask-image: linear-gradient(to bottom, transparent, black 8%, black 92%, transparent);
        }
        .ops-list {
            list-style: none;
            animation: ticker 26s linear infinite;
        }
        .ops-list li {
            display: flex; align-items: baseline; gap: 10px;
            padding: 14px 18px;
            border-bottom: 1px solid var(--line);
            font-size: var(--text-sm); color: var(--paper);
        }
        .ops-list time {
            font-family: var(--mono); font-size: var(--text-xs); color: var(--dim);
            flex-shrink: 0; width: 42px;
        }
        .ops-tag {
            font-family: var(--mono); font-size: .66rem; font-weight: 600;
            letter-spacing: .04em; color: var(--dim);
            border: 1px solid var(--line-strong); border-radius: 4px;
            padding: 2px 6px; flex-shrink: 0;
        }
        @keyframes ticker { from { transform: translateY(0); } to { transform: translateY(-50%); } }
        @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

        /* ── SEZIONI COMUNI ── */
        section { padding: 100px 5%; }
        .section-tag {
            display: inline-block; color: var(--signal);
            font-family: var(--mono);
            font-size: var(--text-xs); font-weight: 600; letter-spacing: .08em;
            text-transform: uppercase; margin-bottom: 14px;
        }
        .section-title {
            font-size: clamp(1.8rem, 4vw, 2.7rem);
            font-weight: 700; color: var(--paper); line-height: 1.15;
            margin-bottom: 16px; max-width: 680px;
        }
        .section-sub {
            color: var(--prose); font-size: var(--text-lg); line-height: 1.5;
            max-width: 560px; margin-bottom: 56px;
        }
        .centered { text-align: center; margin-left: auto; margin-right: auto; }

        /* ── STEPS ── */
        .steps-section { background: var(--panel); }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px; max-width: 1100px; margin: 0 auto;
        }
        .step-card {
            background: var(--ink);
            border: 1px solid var(--line);
            border-left: 2px solid var(--line-strong);
            border-radius: var(--radius); padding: 32px 28px;
            transition: border-color var(--transition), transform var(--transition);
        }
        .step-card:hover { border-left-color: var(--signal); transform: translateY(-4px); }
        .step-number {
            font-family: var(--mono);
            font-size: 2.4rem; font-weight: 600;
            color: var(--line-strong); line-height: 1;
            margin-bottom: 18px; display: block;
        }
        .step-icon {
            width: 40px; height: 40px; border-radius: 10px;
            border: 1px solid var(--line-strong);
            display: flex; align-items: center; justify-content: center;
            color: var(--paper); margin-bottom: 18px;
        }
        .step-icon svg { width: 20px; height: 20px; }
        .step-card h3 { font-size: var(--text-md); font-weight: 600; color: var(--paper); margin-bottom: 10px; }
        .step-card p { font-size: var(--text-base); color: var(--prose); line-height: 1.6; }

        /* ── STATUS BAR (stats) ── */
        .stats-section {
            background: var(--panel-2);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            padding: 56px 5% !important;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0; max-width: 1000px; margin: 0 auto;
        }
        .stat-item {
            padding: 8px 24px;
            border-left: 1px solid var(--line);
        }
        .stat-item:first-child { border-left: none; }
        .stat-item .num {
            font-family: var(--mono);
            font-size: 2.2rem; font-weight: 600; color: var(--paper);
            line-height: 1; display: block; margin-bottom: 8px;
        }
        .stat-item .label { color: var(--dim); font-size: var(--text-sm); }
        @media (max-width: 700px) {
            .stat-item { border-left: none; border-top: 1px solid var(--line); padding: 20px 4px; }
            .stat-item:first-child { border-top: none; }
        }

        /* ── FEATURES ── */
        #funzionalita { background: var(--panel-2); }
        .features-scroller {
            position: relative;
            margin: 0 -5%;
        }
        .features-scroller::after {
            content: ''; position: absolute; top: 0; right: 0; bottom: 12px; width: 64px;
            background: linear-gradient(to right, transparent, var(--panel-2));
            pointer-events: none;
        }
        .features-grid {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x proximity;
            padding: 4px 5% 16px;
            cursor: grab;
            scrollbar-width: thin;
            scrollbar-color: var(--line-strong) transparent;
        }
        .features-grid.is-dragging { cursor: grabbing; scroll-snap-type: none; user-select: none; }
        .features-grid::-webkit-scrollbar { height: 6px; }
        .features-grid::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }
        .feature-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: var(--radius); padding: 28px 26px;
            transition: border-color var(--transition), transform var(--transition);
        }
        .feature-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
        .feature-icon {
            width: 42px; height: 42px; border-radius: 10px;
            border: 1px solid var(--line-strong);
            display: flex; align-items: center; justify-content: center;
            color: var(--paper); margin-bottom: 18px;
        }
        .feature-icon svg { width: 20px; height: 20px; }
        .feature-card h3 { font-size: var(--text-md); font-weight: 600; color: var(--paper); margin-bottom: 8px; }
        .feature-card p { font-size: var(--text-base); color: var(--prose); line-height: 1.6; }

        /* ── PRICING ── */
        .pricing-section { background: var(--panel); }
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px; max-width: 1280px; margin: 0 auto;
            align-items: stretch;
        }
        .pricing-card {
            background: var(--ink);
            border: 1px solid var(--line);
            border-radius: 16px; padding: 36px 32px;
            display: flex; flex-direction: column;
            transition: border-color var(--transition), transform var(--transition);
            position: relative;
        }
        .pricing-card:hover { border-color: var(--line-strong); transform: translateY(-4px); }
        .pricing-card.featured {
            border-color: var(--signal);
            box-shadow: 0 0 0 1px rgba(53,208,127,.25);
        }
        .pricing-badge {
            position: absolute; top: -13px; left: 32px;
            display: inline-flex; align-items: center; gap: 6px;
            background: var(--panel-2); border: 1px solid var(--line-strong);
            color: var(--dim);
            font-family: var(--mono); font-size: var(--text-xs); font-weight: 600; letter-spacing: .04em;
            padding: 5px 12px; border-radius: 999px; text-transform: uppercase;
            white-space: nowrap;
        }
        .pricing-badge.recommended { border-color: var(--signal); color: var(--paper); }
        .pricing-badge .status-dot { animation: none; }
        .pricing-name { font-family: var(--mono); font-size: var(--text-sm); font-weight: 600; color: var(--dim); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px; }
        .pricing-price { display: flex; align-items: flex-end; gap: 4px; margin-bottom: 8px; font-family: var(--mono); }
        .pricing-price .amount { font-size: 2.8rem; font-weight: 600; color: var(--paper); line-height: 1; }
        .pricing-price .currency { font-size: 1.3rem; font-weight: 600; color: var(--paper); margin-bottom: 6px; }
        .pricing-price .period { font-size: var(--text-sm); color: var(--dim); margin-bottom: 8px; font-family: var(--body-font); }
        .pricing-desc { color: var(--prose); font-size: var(--text-base); margin-bottom: 28px; line-height: 1.6; }
        .pricing-features { list-style: none; display: flex; flex-direction: column; gap: 12px; flex: 1; margin-bottom: 32px; }
        .pricing-features li { display: flex; align-items: flex-start; gap: 10px; font-size: var(--text-base); color: var(--paper); }
        .pricing-features li::before { content: '＋'; color: var(--signal); font-weight: 700; flex-shrink: 0; }
        .pricing-cta {
            display: block; text-align: center;
            padding: 13px 24px; border-radius: 10px;
            font-weight: 700; font-size: var(--text-base); text-decoration: none;
            transition: transform var(--transition);
        }
        .pricing-cta.outline { border: 1.5px solid var(--line-strong); color: var(--paper); }
        .pricing-cta.outline:hover { border-color: var(--purple); transform: translateY(-1px); }
        .pricing-cta.solid { background: var(--purple); color: #fff; }
        .pricing-cta.solid:hover { transform: translateY(-1px); }

        /* ── CTA BANNER ── */
        .cta-section { text-align: center; background: var(--ink); }
        .cta-box {
            max-width: 680px; margin: 0 auto;
            background: var(--panel);
            border: 1px solid var(--line-strong);
            border-radius: 20px; padding: 60px 40px;
        }
        .cta-box h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); font-weight: 700; color: var(--paper); margin-bottom: 16px; }
        .cta-box p { color: var(--prose); margin-bottom: 36px; font-size: var(--text-base); line-height: 1.6; }

        /* ── FAQ ── */
        #faq { background: var(--panel-2); }
        .faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 760px; margin: 0 auto; }
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 4px 26px;
            transition: border-color var(--transition);
        }
        .faq-item:hover { border-color: var(--line-strong); }
        .faq-item summary {
            padding: 20px 0;
            font-family: var(--display);
            font-size: var(--text-md);
            font-weight: 600;
            color: var(--paper);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after {
            content: '+';
            font-family: var(--mono);
            font-size: 1.4rem;
            color: var(--dim);
            flex-shrink: 0;
            transition: transform var(--transition);
        }
        .faq-item[open] summary::after { transform: rotate(45deg); }
        .faq-item p { color: var(--prose); font-size: var(--text-base); line-height: 1.6; padding-bottom: 22px; max-width: 640px; }

        /* ── SETTORI ── */
        .settori-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px; max-width: 1100px; margin: 0 auto;
        }
        .settore-card {
            background: var(--ink);
            border: 1px solid var(--line);
            border-radius: var(--radius); padding: 28px 26px;
            transition: border-color var(--transition), transform var(--transition);
        }
        .settore-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
        .settore-card h3 { font-size: var(--text-md); font-weight: 600; color: var(--paper); margin-bottom: 10px; }
        .settore-card p { font-size: var(--text-base); color: var(--prose); line-height: 1.6; }

        /* ── FOOTER ── */
        footer {
            background: var(--panel);
            border-top: 1px solid var(--line);
            padding: 40px 5%;
            display: flex; flex-wrap: wrap;
            align-items: center; justify-content: space-between;
            gap: 20px;
        }
        .footer-brand { display: flex; align-items: center; gap: 12px; font-family: var(--display); font-weight: 700; font-size: 1.3rem; color: var(--paper); }
        .footer-links { display: flex; gap: 28px; flex-wrap: wrap; }
        .footer-links a { color: var(--dim); text-decoration: none; font-size: var(--text-sm); font-weight: 500; transition: color var(--transition); }
        .footer-links a:hover { color: var(--paper); }
        .footer-copy { color: var(--dim); font-size: var(--text-xs); width: 100%; text-align: center; margin-top: 8px; }

        /* ── HAMBURGER MOBILE ── */
        .nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
        .nav-toggle span { display: block; width: 24px; height: 2px; background: var(--paper); border-radius: 2px; }

        /* ── RESPONSIVE ── */
        @media (max-width: 900px) {
            .hero-inner { flex-direction: column; text-align: center; gap: 44px; }
            .hero-kicker { margin-left: auto; margin-right: auto; }
            .hero p { max-width: 100%; margin-left: auto; margin-right: auto; }
            .hero-actions { justify-content: center; }
            .hero-visual { flex: none; width: min(480px, 100%); max-width: 100%; }
            .ops-inner { flex-direction: column; text-align: center; gap: 40px; }
            .ops-text .section-tag, .ops-text .section-title, .ops-text .section-sub { margin-left: auto; margin-right: auto; }
            .ops-visual { flex: none; width: min(480px, 100%); max-width: 100%; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; flex-direction: column; align-items: flex-start; position: absolute; top: 68px; left: 0; right: 0; background: var(--panel); border-bottom: 1px solid var(--line); padding: 20px 5%; gap: 18px; }
            .nav-links.open { display: flex; }
            .nav-toggle { display: flex; }
            .hero { padding-top: 104px; min-height: auto; padding-bottom: 64px; }
            .btn-primary, .btn-ghost { width: 100%; max-width: 300px; justify-content: center; }
            section { padding: 72px 5%; }
            .cta-box { padding: 40px 24px; }
            footer { flex-direction: column; align-items: center; text-align: center; }
        }

        @media (prefers-reduced-motion: reduce) {
            .ops-list { animation: none; }
            .status-dot { animation: none; }
            html { scroll-behavior: auto; }
        }